英语词组on the alert是什么意思，短语翻译、用法及例句-英语词组固定搭配大全

词组	on the alert
释义	on the alertadj. phr.Alert; watchful; careful. 警惕的；密切注意的；小心的。◆ Campers must be on the alert for poison ivy and poison oak.野营者必须密切注意气根毒藤和栎叶毒漆树。
随便看	last but not least last ditch last-ditch last-ditch effort last lap last laugh last leg last of the Mohicans last out last straw last straw or straw that breaks the camel's back last word latch on latch on or latch onto latch onto later laugh all the way to the bank laughing matter laugh in one's beard laugh in one's beard laugh in one's sleeve laugh in one's sleeve laugh off laugh one's head off laugh someone out of

英语词组固定搭配大全包含9718条英汉双解词组，基本涵盖了全部常用英文词组、短语的翻译及用法，是英语学习的有利工具。